136842912 has 96 divisors (see below), whose sum is σ = 408965760. Its totient is φ = 44490240.

The previous prime is 136842907. The next prime is 136842913. The reversal of 136842912 is 219248631.

136842912 is a `hidden beast` number, since 1 + 368 + 4 + 291 + 2 = 666.

It is a tau number, because it is divible by the number of its divisors (96).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a nude number because it is divisible by every one of its digits.

It is not an unprimeable number, because it can be changed into a prime (136842913) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 33493 + ... + 37355.

It is an arithmetic number, because the mean of its divisors is an integer number (4260060).

Almost surely, 2^136842912 is an apocalyptic number.

136842912 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 136842912, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (204482880).

136842912 is an abundant number, since it is smaller than the sum of its proper divisors (272122848).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

136842912 is a wasteful number, since it uses less digits than its factorization.

136842912 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3923 (or 3909 counting only the distinct ones).

The product of its digits is 20736, while the sum is 36.

The square root of 136842912 is about 11697.9875192274. The cubic root of 136842912 is about 515.3165640990.

The spelling of 136842912 in words is "one hundred thirty-six million, eight hundred forty-two thousand, nine hundred twelve".